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Finding the Fourth Proportional to 24,466,472.80, 36,698,542.80 and 8,290,837.60

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Solution

The fourth proportional to 24,466,472.80, 36,698,542.80 and 8,290,837.60 is: 12,435,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,466,472.80 : 36,698,542.80 = 8,290,837.60 : x
  2. Step 2: Convert to fraction form
    24,466,472.80/36,698,542.80 = 8,290,837.60/x
  3. Step 3: Cross multiply
    24,466,472.80x = 36,698,542.80 × 8,290,837.60
  4. Step 4: Simplify right side
    24,466,472.80x = 304,261,658,511,449.25
  5. Step 5: Solve for x
    x = 304,261,658,511,449.25/24,466,472.80
  6. Step 6: Final answer
    x = 12,435,861.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.